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<FONT color="green">001</FONT>    <a name="line.1"></a>
<FONT color="green">002</FONT>    /*<a name="line.2"></a>
<FONT color="green">003</FONT>     * Copyright (C) 2010 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<FONT color="green">004</FONT>     *<a name="line.4"></a>
<FONT color="green">005</FONT>     * $Id: ComPortOptionHandler.html 49 2012-03-18 20:59:12Z archie.cobbs $<a name="line.5"></a>
<FONT color="green">006</FONT>     */<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    package org.dellroad.jvser;<a name="line.8"></a>
<FONT color="green">009</FONT>    <a name="line.9"></a>
<FONT color="green">010</FONT>    import org.apache.commons.net.telnet.TelnetOptionHandler;<a name="line.10"></a>
<FONT color="green">011</FONT>    import org.apache.log4j.Logger;<a name="line.11"></a>
<FONT color="green">012</FONT>    <a name="line.12"></a>
<FONT color="green">013</FONT>    /**<a name="line.13"></a>
<FONT color="green">014</FONT>     * RFC 2217 telnet COM-PORT-OPTION.<a name="line.14"></a>
<FONT color="green">015</FONT>     *<a name="line.15"></a>
<FONT color="green">016</FONT>     * @see &lt;a href="http://tools.ietf.org/html/rfc2217"&gt;RFC 2217&lt;/a&gt;<a name="line.16"></a>
<FONT color="green">017</FONT>     */<a name="line.17"></a>
<FONT color="green">018</FONT>    public class ComPortOptionHandler extends TelnetOptionHandler {<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>        private final Logger log = Logger.getLogger(getClass());<a name="line.20"></a>
<FONT color="green">021</FONT>        private final TelnetSerialPort port;<a name="line.21"></a>
<FONT color="green">022</FONT>    <a name="line.22"></a>
<FONT color="green">023</FONT>        protected ComPortOptionHandler(TelnetSerialPort telnetSerialPort) {<a name="line.23"></a>
<FONT color="green">024</FONT>            super(RFC2217.COM_PORT_OPTION, true, false, true, false);<a name="line.24"></a>
<FONT color="green">025</FONT>            if (telnetSerialPort == null)<a name="line.25"></a>
<FONT color="green">026</FONT>                throw new IllegalArgumentException("null telnetSerialPort");<a name="line.26"></a>
<FONT color="green">027</FONT>            this.port = telnetSerialPort;<a name="line.27"></a>
<FONT color="green">028</FONT>        }<a name="line.28"></a>
<FONT color="green">029</FONT>    <a name="line.29"></a>
<FONT color="green">030</FONT>        @Override<a name="line.30"></a>
<FONT color="green">031</FONT>        public int[] answerSubnegotiation(int[] data, int length) {<a name="line.31"></a>
<FONT color="green">032</FONT>    <a name="line.32"></a>
<FONT color="green">033</FONT>            // Copy data into buffer of the correct size<a name="line.33"></a>
<FONT color="green">034</FONT>            if (data.length != length) {<a name="line.34"></a>
<FONT color="green">035</FONT>                int[] data2 = new int[length];<a name="line.35"></a>
<FONT color="green">036</FONT>                System.arraycopy(data, 0, data2, 0, length);<a name="line.36"></a>
<FONT color="green">037</FONT>                data = data2;<a name="line.37"></a>
<FONT color="green">038</FONT>            }<a name="line.38"></a>
<FONT color="green">039</FONT>    <a name="line.39"></a>
<FONT color="green">040</FONT>            // Decode option<a name="line.40"></a>
<FONT color="green">041</FONT>            ComPortCommand command;<a name="line.41"></a>
<FONT color="green">042</FONT>            try {<a name="line.42"></a>
<FONT color="green">043</FONT>                command = RFC2217.decodeComPortCommand(data);<a name="line.43"></a>
<FONT color="green">044</FONT>            } catch (IllegalArgumentException e) {<a name="line.44"></a>
<FONT color="green">045</FONT>                log.error(this.port.getName() + ": rec'd invalid COM-PORT-OPTION command: " + e.getMessage());<a name="line.45"></a>
<FONT color="green">046</FONT>                return null;<a name="line.46"></a>
<FONT color="green">047</FONT>            }<a name="line.47"></a>
<FONT color="green">048</FONT>    <a name="line.48"></a>
<FONT color="green">049</FONT>            // Notify port<a name="line.49"></a>
<FONT color="green">050</FONT>            this.port.handleCommand(command);<a name="line.50"></a>
<FONT color="green">051</FONT>            return null;<a name="line.51"></a>
<FONT color="green">052</FONT>        }<a name="line.52"></a>
<FONT color="green">053</FONT>    <a name="line.53"></a>
<FONT color="green">054</FONT>        @Override<a name="line.54"></a>
<FONT color="green">055</FONT>        public int[] startSubnegotiationLocal() {<a name="line.55"></a>
<FONT color="green">056</FONT>            this.port.startSubnegotiation();<a name="line.56"></a>
<FONT color="green">057</FONT>            return null;<a name="line.57"></a>
<FONT color="green">058</FONT>        }<a name="line.58"></a>
<FONT color="green">059</FONT>    <a name="line.59"></a>
<FONT color="green">060</FONT>        @Override<a name="line.60"></a>
<FONT color="green">061</FONT>        public int[] startSubnegotiationRemote() {<a name="line.61"></a>
<FONT color="green">062</FONT>            return null;<a name="line.62"></a>
<FONT color="green">063</FONT>        }<a name="line.63"></a>
<FONT color="green">064</FONT>    }<a name="line.64"></a>
<FONT color="green">065</FONT>    <a name="line.65"></a>




























































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